The temperature on a January Monday morning started at -23 degrees. By noon, the temperature went up 17 degrees, and up by an additional 12 degrees by three pm. At 8 pm ,the temperature fell 19degrees. What is the temperature at 8:00 PM?

Classify the following triangle check all that apply

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15